The U.S. State Department and the Centers for Disease Control and Prevention are monitoring the situation and have urged Russian authorities to share accurate information openly.

From the articleDozens quarantined after researcher at Russian plague laboratory dies of ‘unknown’ infection | CNNAlso in Russian lab worker dies of suspected plague in Siberia; US monitoring case, US ‘monitoring’ situation around suspected case of plague in Russia, Mystery death at Russian plague lab triggers sweeping precautions as US watches closely, Russian lab worker dies of suspected plague as 200 enter medical observation, Russian lab worker dies of suspected plague as hundreds placed in quarantine, U.S. officials seeking details of reported Russian plague death, quarantines